Nicole, a spirited lawyer, must defend, for her debut in the courtroom, the accused Panoyau. It is a failure, the death sentence. Furious, Nicole proclaims to Claude, her fiance, that the marriage is canceled as long as Panoyau is threatened. Claude manages to steal the guillotine and the couple go on a trip and discover the real assassin.
Robert Montfort, happily married to Solange, is his parents-in-law's pet aversion though. To them he is a punk, a good for nothing, a small-time, untalented poet! Robert, who is more gifted than what they think, manages, following a workmate's recommendation, to debut as an entertainer in a nightclub and -even better- to please the audience. Not daring tell the truth to Solange he starts leading a double life, being Robert Montfort in the daytime and Jean Rigobert at night. Of course his wife wonders what is going on and worries about his regular night outings. Only too happy, her parents incite her to have a divorce. Fortunately, all comes right in the end.
How Robert, who does not manage to impose himself in the representation, sees his life turned upside down when he begins a career as a street vendor, which, thanks to his resourcefulness, turns out to be more and more brilliant.
